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Summary of Contents for REMKO RVD 351DC
- Page 1 REMKO RVD RVD 351DC, RVD 521DC Inverter ceiling-mounted air conditioner in split design Operation · Technology · Spare parts Issue D – V03...
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Page 3: Table Of Contents
/ operation of the equipment! These instructions are part of the equipment and must always be kept in the vicinity of the installation or on the equipment. Made by REMKO Subject to modifications; No liability accepted for errors or misprints! -
Page 4: Safety Notes
"war- ment or components supplied installation, repair or mainte- ranty registration card" included by REMKO as this may cause nance work or cleaning the with any unit within the relevant malfunctions. equipment. -
Page 5: Transport And Packaging
Suction pipe equipment Connection valve The RVD 351-521DC room air Injection pipe conditioning units have a REMKO Liquefier Filter dryer Restrictor element exp. or capillary tube RVD...AT outdoor component as well as an indoor unit RVD...IT. The outdoor unit serves to output... -
Page 6: Operation
REMKO RVD...DC Operation The indoor unit is easy to operate using an infrared remote control. This is supplied as standard. The indoor unit beeps to acknowledge the correct transmission of data. If it is not possible to program the indoor unit using the remote control, it can also be manually operated. -
Page 7: Operation
Buttons on the remote control Buttons on the remote control "ECONOMIC RUNNING" button Pressing this button will auto- matically increase or decrease "ON/OFF" Button Press this button the target temperature by 1 to start the unit. °C within an hour in cooling and heating mode respective- "MODE"... - Page 8 REMKO RVD...DC Button functions A symbol is shown on the display to indicate that the settings are being transferred. By pressing the ON / OFF button, you can activate or deactivate your ON/OFF Button unit. The programmed settings and adjustment values before the unit was turned off will appear on the display.
- Page 9 In cooling mode, the air in the room is cooled down to the set target COOLING mode temperature. The desired room temperature is set with the ▲/▼buttons in 1 °C increments. If the room temperature is 1 °C above the selected COOL nominal temperature, the indoor unit starts to cool the air in the room.
- Page 10 REMKO RVD...DC In the heating mode, you can heat the room in spring or fall. The desired HEATING Mode room temperature is set with the ▲/▼ buttons in 1 °C increments. If the room temperature is 1 °C below the selected target temperature, the in- HEAT door unit starts to heat the air in the room.
- Page 11 In ventilation mode, the air in the room is only circulated. AIR CIRCULATION Mode The room temperature cannot be changed in this mode. The cooling or heating operation is not activated. TEMP 10:49 CLOCK HEAT MODE TEMP TEMP SPEED TEMP CLOCK 10:49 CLOCK...
- Page 12 REMKO RVD...DC The activation and switch-off time can be programmed with this but- TIMER button TIMER ON / OFF ton. The timer is activated/deactivated by means of pressing the timer on and the timer off button. The timer symbol ON TIMER or OFF TIMER appears.
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Page 13: Shutdown
Type of task Contact REMKO GmbH & Co. KG Checks/Maintenance/Inspections or your contract partner for a list of specialist companies near you. • •... - Page 14 REMKO RVD...DC Cleaning the cover 5. Any dirt can be cleaned off us- Guard on cover of the indoor unit ing lukewarm water and mild cleaning agents. 1. Disconnect the supply voltage To do so, turn the dirty side to the equipment.
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Page 15: Troubleshooting And Customer Service
Troubleshooting and customer service The equipment and components are manufactured using state-of-the-art production methods and tested several times to verify their correct function. If malfunctions should occur, please check the functions as detailed in the list below. Please inform your dealer if the unit is still not working correctly after all the functional checks have been performed! Malfunction Fault Possible cause... -
Page 16: Installation Instructions For Qualified Personnel
REMKO RVD...DC Problem display by blinker code Display outdoor Cause Required action Operation Timer Defrost Alarm unit EEPROM error Check EEPROM Communication error between PCBs Check electrical connection outdoor unit & indoor unit leads Communication error between out- door unit main board & outdoor unit... - Page 17 Rain Make special preparations ■ Pipes and cables in wall breakthrough regarding the oil return if the Control line outdoor component is located The unit should be at least 10 cm above the indoor unit. (See sec- off the ground when mounted on tion "Oil return flow measures").
- Page 18 Air outlet sure losses (Figure 5). All values in mm Ensure a continuous and unob- RVD 351DC AT RVD 521DC AT ■ structed air flow from outside, 150 mm preferably using sufficiently large air intakes placed opposite...
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Page 19: Installation
a second room or a fresh air Oil return measures Mounting the unit intake. If the outdoor component is 3. Fit the indoor unit onto the installed at a higher level than threaded rods and use the the indoor unit, suitable oil return lower nuts to level the unit measures must be taken. - Page 20 REMKO RVD...DC Connection of 5. Verify that the shape of the that they are sufficiently at- refrigerant pipes flange is correct(Figure 8). tached and take measures for the oil return, if necessary! The on-site connection of the 6. First connect and hand-tighten...
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Page 21: Tightness Check
Condensate drain Tightness check If the temperature falls below the Condensation connection - Wrong! Once all the connections have dew point, condensation will form been established, the pressure Riser pipe too far away on the cooling fins during cooling gauge station is attached as fol- mode. -
Page 22: Electrical Connection
REMKO RVD...DC Electrical connection A protected mains supply cable Connecting the indoor unit according to the relevant stand- and control cable should be con- ards. nected to the outdoor component Make the connection as follows: RVD 351-521DC and indoor unit 4. -
Page 23: Add Refrigerant
RVD 351DC RVD 521DC and safety devices. overheating. To measure the temperature, hold the ther- 8. Check the indoor unit control... - Page 24 REMKO RVD...DC Temperature sensor hot gas 1. Check all the previously Display RVD 521 DC described safety devices and The display on the outdoor unit Display Temperature functions during the test run. PCB can call up the operating pa- 35-40 ℃...
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Page 25: Electrical Connection Diagram
Electrical connection diagram RVD 351-521 Interior unit Exterior unit Mains cable Phase conductor 230 V~, 50 Hz, Neutral conductor L / N / PE Control conductor Control conductor Control conductor Earth conductor Electrical circuit diagram RVD 351 DC IT RVD 521 DC IT... - Page 26 REMKO RVD...DC RVD 351 DC AT RVD 521 DC AT...
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Page 27: Unit Dimensions
Unit dimensions RVD 351-521 DC IT RVD 351-521 DC AT RVD 351 DC RVD 521 DC All values in mm We reserve the right to modify the dimensions and constructional design as part of the ongoing technical development process. -
Page 28: Exploded View
REMKO RVD...DC Device illustration RVD 351DC IT to RVD 521DC IT We reserve the right to modify the dimensions and constructional design as part of the ongoing technical development process. Spare parts list Designation RVD 351DC IT RVD 521DC IT... - Page 29 Device illustration RVD 351-521 DC / AT We reserve the right to modify the dimensions and constructional design as part of the ongoing technical development process. Spare parts list Designation RVD 351DC AT RVD 521DC AT 1110990 1110991 Front panel...
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Page 30: Technical Data
Coolant connection - suction line Inches 1/2 (12,70) 1/2 (12,70) (mm) Max. operating pressure 4200 Corresponding indoor unit RVD 351DC IT RVD 521DC IT Adjustment range, room temperature °C +17-+30 Operating range °C +17-+31 Air flow volume per speed setting m³/h... - Page 31 Notes...
- Page 32 REMKO provides not only a well-developed distribution network in Germany and abroad, but also unusually highly skilled professionals in distribution. REMKO staff in the field are more than mere salespeople: they must primarily act as advisers in air conditioning and heating technology for our customers.